{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["engineering feature", "process characterization", "enabling technology", "concept or principle", "machanical property", "manufacturing standard"], "input": "The test values of the aB-fabricated sample demonstrated a slightly higher tensile strength and dramatically outstanding ductility compared with cast Inconel 718 alloy ."}
{"engineering feature": [], "process characterization": [], "enabling technology": [], "concept or principle": ["sample"], "machanical property": ["tensile strength", "ductility"], "manufacturing standard": []}